Acknowledgments

Preface

Examining the Evidence

Cosmic Precious Gems Scattered on the Road: What Does It Mean to Have Evidence of Unusual Events?

The Sky Is Falling: How We Have Treated Unexplained Natural Phenomena

Science Overthrown: New Paradigms

``He Pulled a Rhino out of a Hat!'': The Weight of Eyewitness Accounts

The Courts of Law and Scientific Law

Eating Humble Pie: The Author's UFO Sightings

My Ox or Yours? Who Gains?

Getting Down with Scientists

``Analyze This!'' The Availability of Physical Evidence; The Kinds of Tests We Could Make on Physical Evidence to Prove a Point or Disprove It

Hot Controversy, Cold Fusion

``Dave, I'm Frightened'': Thinking Machines and Alien Biology

Alien Psoriasis

Dueling Theories: The Use of Physical Law and Theories to Examine Reports of Actions We Cannot Now Produce; Occam's Razor.

Give Me a Lever Long Enough and I Will Move the Earth

How Alien Ships Might Fulfill Archimedes' Assertion; Departures and Arrivals; Inertia

Waves of Gravity

The Possibility of Antigravity-Drives; Their Utility in Space Travel

Would Antigravity-Driven Ships Destroy What They Visit? The Effect of an Independence Day-style Mother Ship on the Earth and Moon

Would Antigravity Kill Inertia? Provide High-G Safety for Passengers?

Travels with Isaac and Albert

Classical and Relativistic Visits from the Nearest Stars

Getting There Is 99.999999 Percent of the Fun

Prime Movers: Rockets, Fission and Fusion Ram Rockets, and Antimatter Drives

To Sail the Deepest Ocean: Photon Sails

Laser Sail Launchers and Solar Concentrators

Dodging Light-Speed Bullets

Cold Sleep, Hibernation, Automatic Caretakers; The Alternative: Generations in a Complete and Self-Sufficient Ark

The Effects of Einstein's Relativity on the Voyagers' Aging, Their Mass, and the Voyage

Leaving Albert Behind

Traveling at Warp Speed and Phoning Home Faster Than Light

Space Warps and Warp Drives

How Warped Are We, Anyhow?

The Alice-In-Wonderland of Falling into Black Holes

A Survivable Visit to a Black Hole?

Tunnels in the Sky

Visiting the Past

Engineering Wormholes

On Knowing Your Destination Ahead of Time

Zero Point Energy as Fuel

Signaling Through Wormholes: What Is the Receiver?

Tachyons---Quicksilver Messengers

Can Effect Precede Cause?

``Beam me up, Scotty.''

Matter Transfer Beams for Local and Long-Distance Travel: The ``Freeze and Transport'' Beam in Alien Abductions; The Accounts of Linda Cortile and Other Abductees

Mass Transfer in Bulk

Disassembly Down to Atoms and Reassembly at the Destination

Sending only Exact Instructions for Assembly and the Class of Distant Clones that Would Result

Quantum Entanglement and Teleportation

I Will Think Myself to You! Mental Teleportation

Sending Thoughts Mensa-A-Mensa

Your Universe or Mine?

Travels Between Dimensions

Touching Nothing: The Emptiness of Solid Matter

Controlling the Clouds of Electrons; Quantum Tunneling

``Fall in, You Atomic Shirkers!'': Making Order Out of Chaos

Mind Over Matter?

Locked Room Mysteries: Entering from a New Direction

The True Appearance of Humans in Flatlands

The Appearance in Our Space of a 4-Space Object; Cubes and Hypercubes, Spheres and Hyperspheres

Invaders from Outer 4-Space

Masters of Inter-Dimensional Jumps

Can Higher-Dimensional Beings Enter Our Space? Could We Kiss Them?

Could a Being from a Parallel Universe Enter Ours? What if the Laws of Physics Were Different in the Other Universe?

Ten Dimensions and the Theory of Everything: What if the Laws of Physics in Our Universe Are Different from What We Think?

Escape to the Tenth Dimension

UFOs and Abductions

The Natural and Unnatural History of Alien Interventions

Aliens in Ancient History: Ezekiel and the Wheel

The Shape of Things that Came; George Adamski at Palomar Gardens; The Range of UFO Sightings

Deciphering the Meaning of the Lights in the Sky

Optimum Spaceship Design?

Crash Landings and Alien Abductions

Oh, Mighty Are the Works of Man (and Aliens?)

I'm Just a Material Guy

The Possible Discovery of ``A Substance Unknown to Science''

The Roswell ``Crash Site'' Remnants and Other Alien Remains

Testing the Finds for Non-Human Origin

New Elements On and Off The Periodic Table and Their Likely Properties; Odd States of Ordinary Matter: Super Fluids and Superconductors

Super-Light/Super-Strong Materials and Their Benefits: Bouncing Buckyballs and Buckytubes

Nano-Machines as Constructors; Star Travelers, Emissaries, Infiltrators

The Machine, Electronic, and Bio-versions of ``Alien Viruses''

Aliens in the Family

The Varieties of Life on Earth...and Elsewhere

Will We Share Biochemestry? The Same Genetic Molecules? Carbon vs. Silicon?

Could We Be Cross-Bred with Aliens, as Many Abductees Report Was Tried on Them?

Could We Be Descendants of Alien Seed Sent to Earth? Of Interstellar Garbage Dumping?

Pan-Spermia, Comet-Falls, Manufactured Infections, and Other Notions of Interstellar Epidemics

The Nature of the Alien Psyche

References, Recommended Readings, and Useful Resources

Index